(b) the party against whom it is sought to use the award was not given notice of the arbitration proceedings in sufficient time to enable him to present his case; or that, being under a legal incapacity, he was not properly represented;

(c) the award does not deal with the differences contemplated by or falling within the terms of the submission to arbitration or that it contains decisions on matters beyond the scope of the submission to arbitration: Provided that if the award has not covered all the differences submitted to the arbitral tribunal, the Court may, if it thinks fit, postpone such enforcement or grant it subject to such guarantee as the Court may decide.